Welcome to the R Ladies Meet Up: Creating Maps in R

• Wifi: Connect to autwifi (username and password on the white board)
• Download the zip file from github: https://github.com/sarahemarshall/creating_maps
  
• Run session_prep.R to install the required R packages

Overview

Types of maps

R packages

Exercises

Can you guess what I did on Saturday night?

R package: ggmap

Can you guess what I did on Saturday night?

R package: ggmap

World map

R package: ggplot2

World map without axes

R package: ggplot2

World map: P!nk’s Beautiful Trauma Tour

R package: ggplot2

World map showing life expectancy by country

R package: tmap

World map showing population of cities

R package: tmap

World map showing population growth over time

Adapted from https://geocompr.robinlovelace.net/adv-map.html

R package: tmap

World map showing population growth over time

Data source: World Bank

R package: tmap

NZ map

R package: leaflet

Auckland map

Data source: Statistics New Zealand

R package: leaflet

Auckland map with area units (from shape file)

Data source: Statistics New Zealand

R package: leaflet

Auckland map with income and rent

Data source: Statistics New Zealand

R package: leaflet

Overview

Types of maps

R packages

• tmap
• ggmap
• ggplot
• leaflet

Exercises

References & Acknowledgements

• Rick Dalliessi, former student, provided initial Leaflet code

• M. Tennekes (2018). “tmap: Thematic Maps in R.” Journal of Statistical Software, 84(6), 1-39. doi: <10.18637/jss.v084.i06 (URL: http://doi.org/10.18637/jss.v084.i06)>.

• D. Kahle and H. Wickham. ggmap: Spatial Visualization with ggplot2. The R Journal, 5(1), 144-161. URL http://journal.r-project.org/archive/2013-1/kahle-wickham.pdf

• Joe Cheng, Bhaskar Karambelkar and Yihui Xie (2018). leaflet: Create Interactive Web Maps with the JavaScript ‘Leaflet’ Library. R package version 2.0.1. https://CRAN.R-project.org/package=leaflet

Resources

• Good overview of mapping tools https://cran.r-project.org/doc/contrib/intro-spatial-rl.pdf

• https://rpubs.com/nickbearman/r-google-map-making

• Good introduction to the ggmap package http://stat405.had.co.nz/ggmap.pdf

• More advanced information about geo-data https://geocompr.robinlovelace.net/adv-map.html

• Useful overview of key R packages https://www.computerworld.com/article/2921176/business-intelligence/great-r-packages-for-data-import-wrangling-visualization.html